• Coordinated spark-gap-based lightning current arrester
  • Extremely high lightning current discharge capacity up to 200 kA (10/350 µs)
  • Low voltage protection level UP ≤ 2.5 kV
  • Extremely robust design for installation on busbars or mounting plates

DEHNsolid 1 255

Coordinated single-pole lightning current arrester for use in 230 / 400 V systems; for installation on busbars or mounting plates.

1 Product

Part No. 900230 DSO 1 255

GTIN 4013364153783, Customs tariff No.: 85363090, Gross weight: 1.67 kg, PU: 1.00 pc(s)


Additional information

Coordinated DEHNsolid 1 255 lightning current arrester
Coordinated single-pole lightning current arrester for
maximum requirements on the lightning current discharge capacity
Type 1 SPD classification as per EN 61643-11
Robust design without venting means for installation
on busbars or mounting plates
Max. continuous operating voltage: 255 V a.c.
Voltage protection level: <= 2.5 kV
Lightning impulse current (10/350): 200 kA
Follow current extinguishing capability: 3 kArms
Dimensions: 200 x 186 x 52 mm

Brand: DEHN
Type: DSO 1 255
Part No.: 900230
or equivalent.



Technical data

Classification according to EN 61643-11 / IEC 61643-11 type 1 / class I
Max. continuous operating voltage (a.c.) (UC ) 255 V (50 / 60 Hz)
Lightning impulse current (10/350 µs) (Iimp ) 200 kA
Voltage protection level (UP ) ≤ 2.5 kV
Max. mains-side overcurrent protection 160 A gG

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